HD

Herbert C. Dill

HC Hughes Tool Company: 2 patents #44 of 224Top 20%
📍 Houston, TX: #8,651 of 21,073 inventorsTop 45%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,363,853 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4406337 Insert with locking projection — 1983-09-27
4211508 Earth boring tool with improved inserts Stanley R. Scales 1980-07-08